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| 1. | the principle or policy of achieving some goal by gradual steps rather than by drastic change. |
| 2. | Philosophy. a theory maintaining that two seemingly conflicting notions are not radically opposed, but are related by others partaking in varying degrees of the character of both. |
| 3. | Biology. a tenet in evolutionary theory maintaining that species evolve slowly and continuously over long periods of geological time. |
gradualism (grāj' -ə-lĭz'əm) Pronunciation Key
The theory that new species evolve from existing species through gradual, often imperceptible changes rather than through abrupt, major changes. The small changes are believed to result in perceptible changes over long periods of time. Compare punctuated equilibrium. |